html,
body {
    background: #e5e9ef;
}

#app {
    width: 70%;
    margin: 1% auto;
}

.box {
    display: flex;
    flex-wrap: wrap;
    align-content: space-between;
    color: #909399;
}

.column {
    flex-basis: 100%;
    display: flex;
    justify-content: space-between;
}

.column .demo-input-suffix {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 5px;
    margin-bottom: 5px;
}

.demo-input-suffix .el-input {
    width: 330px;
}

.el-link {
    text-align: center;
    display: flex;
    font-size: 30px;
}

.el-select .el-input {
    width: 130px;
}

.input-with-select .el-input-group__prepend {
    background-color: #fff;
}